<!DOCTYPE html>
<html>
<head>
<style>
   ::-webkit-scrollbar {
    width: 0px;
    height: 0px;
   }
  body {
    width: 4000px;
    height: 4000px;
  }
</style>
<script>
  if (window.internals) {
    internals.setPageScaleFactorLimits(0.5, 4);
    internals.setPageScaleFactor(0.5);
  }
</script>
</head>
<body>
  On success, the blue reference box should be invisible (covered by the fixed box).
</body>
</html>
